发明名称 |
TEMPO ANALYSIS DEVICE AND TEMPO ANALYSIS METHOD |
摘要 |
<p>A tempo analyzer to analyze the tempo of sound such as a musical composition or the like is provided in which a controller (9) takes, based on level information on a sound signal from an analysis data extraction unit (62), a frame which is a predetermined unit-time interval as a unit of process, detects positions of peaks of the level of the sound signal (apex of the change in level) higher than a predetermined level to find a time interval (peak-to-peak interval) between the peak positions in the frame, and determines a peak-to-peak time interval having occurred frequently as a tempo. <IMAGE></p> |
申请公布号 |
EP1610299(B1) |
申请公布日期 |
2015.09.09 |
申请号 |
EP20040718756 |
申请日期 |
2004.03.09 |
申请人 |
SONY CORPORATION |
发明人 |
SHIRAISHI, GORO;SEKINE, CHIE;MASUDA, KUMIKO;MORI, KUNIHARU |
分类号 |
G10H1/40;G10G3/04 |
主分类号 |
G10H1/40 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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